Step |
Hyp |
Ref |
Expression |
1 |
|
simp1 |
|
2 |
|
filelss |
|
3 |
2
|
3adant1 |
|
4 |
|
resttopon |
|
5 |
1 3 4
|
syl2anc |
|
6 |
|
filfbas |
|
7 |
6
|
3ad2ant2 |
|
8 |
|
simp3 |
|
9 |
|
fbncp |
|
10 |
7 8 9
|
syl2anc |
|
11 |
|
simp2 |
|
12 |
|
trfil3 |
|
13 |
11 3 12
|
syl2anc |
|
14 |
10 13
|
mpbird |
|
15 |
|
flimopn |
|
16 |
5 14 15
|
syl2anc |
|
17 |
|
simpll2 |
|
18 |
|
simpll3 |
|
19 |
|
elrestr |
|
20 |
19
|
3expia |
|
21 |
17 18 20
|
syl2anc |
|
22 |
|
trfilss |
|
23 |
17 18 22
|
syl2anc |
|
24 |
23
|
sseld |
|
25 |
|
inss1 |
|
26 |
25
|
a1i |
|
27 |
|
simpl1 |
|
28 |
|
toponss |
|
29 |
27 28
|
sylan |
|
30 |
|
filss |
|
31 |
30
|
3exp2 |
|
32 |
31
|
com24 |
|
33 |
17 26 29 32
|
syl3c |
|
34 |
24 33
|
syld |
|
35 |
21 34
|
impbid |
|
36 |
35
|
imbi2d |
|
37 |
36
|
ralbidva |
|
38 |
|
simpl2 |
|
39 |
3
|
sselda |
|
40 |
|
flimopn |
|
41 |
40
|
baibd |
|
42 |
27 38 39 41
|
syl21anc |
|
43 |
|
vex |
|
44 |
43
|
inex1 |
|
45 |
44
|
a1i |
|
46 |
|
simpl3 |
|
47 |
|
elrest |
|
48 |
27 46 47
|
syl2anc |
|
49 |
|
eleq2 |
|
50 |
|
elin |
|
51 |
50
|
rbaib |
|
52 |
51
|
adantl |
|
53 |
49 52
|
sylan9bbr |
|
54 |
|
eleq1 |
|
55 |
54
|
adantl |
|
56 |
53 55
|
imbi12d |
|
57 |
45 48 56
|
ralxfr2d |
|
58 |
37 42 57
|
3bitr4d |
|
59 |
58
|
pm5.32da |
|
60 |
16 59
|
bitr4d |
|
61 |
|
ancom |
|
62 |
|
elin |
|
63 |
61 62
|
bitr4i |
|
64 |
60 63
|
bitrdi |
|
65 |
64
|
eqrdv |
|